/*
 * Copyright (c) 2007, Olof Naessen and Per Larsson
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met:
 *
 *    * Redistributions of source code must retain the above copyright notice, 
 *      this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright notice, 
 *      this list of conditions and the following disclaimer in the documentation 
 *      and/or other materials provided with the distribution.
 *    * Neither the name of the Darkbits nor the names of its contributors may be 
 *      used to endorse or promote products derived from this software without 
 *      specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <allegro.h>
#include <aldumb.h>
#include <dumb.h>

#include "music.hpp"

static DUH *playing = NULL;
static AL_DUH_PLAYER *player;
static std::string playingFile;

void initMusic()
{
	atexit(&dumb_exit);
	dumb_register_stdfiles();
}

void playMusic(std::string file)
{
	if (playingFile == file) {
		return;
	}

	if (playing != NULL) {
		al_stop_duh(player);
		unload_duh(playing);
	}

	playing = dumb_load_xm_quick(file.c_str());
	player = al_start_duh(playing, 2, 0, 1.0f, 4096, 44100);
	playingFile = file;
}

void pollMusic() {
	al_poll_duh(player);
}
